Addresses checked: 216.150.1.1 (web), 216.150.1.129 (web), 216.150.16.129 (web), 142.251.181.27 (mail, aspmx.l.google.com), 192.178.158.27 (mail, alt1.aspmx.l.google.com), 173.194.45.26 (mail, alt2.aspmx.l.google.com).
We check the web server and mail server IP addresses against free spam and malware blocklists. A listing usually means spam or malware was seen recently — follow the list’s own process to be removed.